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PCF8574ARGYRG4

PCF8574ARGYRG4

Manufacturer No:

PCF8574ARGYRG4

Manufacturer:

Texas Instruments

Description:

IC XPNDR 100KHZ I2C 20VQFN

Datasheet:

Datasheet

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PCF8574ARGYRG4 Specifications

  • Type
    Parameter
  • Supplier Device Package
    20-VQFN (3.5x4.5)
  • Package / Case
    20-VFQFN Exposed Pad
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.5V ~ 6V
  • Clock Frequency
    100 kHz
  • Current - Output Source/Sink
    1mA, 25mA
  • Output Type
    Push-Pull
  • Features
    POR
  • Interrupt Output
    Yes
  • Interface
    I²C
  • Number of I/O
    8
  • DigiKey Programmable
    Not Verified
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Discontinued at Digi-Key
  • Series
    -
The PCF8574ARGYRG4 is an integrated circuit chip that belongs to the PCF8574 family of remote 8-bit I/O expanders for I2C-bus. Here are some advantages and application scenarios of this chip:Advantages: 1. I2C Interface: The PCF8574ARGYRG4 chip communicates with the microcontroller or other devices using the I2C bus protocol, which allows for easy integration into various systems. 2. Expandable I/O: It provides 8-bit I/O expansion, allowing the microcontroller to control up to 8 additional devices or read inputs from external sensors. 3. Low Power Consumption: The chip operates at low power, making it suitable for battery-powered applications. 4. Interrupt Output: It has an interrupt output pin that can be used to notify the microcontroller when an input changes, reducing the need for continuous polling. 5. Wide Operating Voltage Range: The chip can operate within a wide voltage range, typically from 2.5V to 6V, making it compatible with various power supply configurations.Application Scenarios: 1. Keypad Interface: The PCF8574ARGYRG4 chip can be used to interface a keypad with a microcontroller. Each key can be connected to one of the 8 I/O pins, and the chip can detect key presses and send the corresponding data to the microcontroller. 2. LED Control: It can be used to control multiple LEDs using a microcontroller. Each LED can be connected to one of the output pins, and the microcontroller can send commands to the chip to turn on/off or dim the LEDs. 3. Sensor Interface: The chip can be used to interface various sensors, such as temperature sensors, light sensors, or proximity sensors, with a microcontroller. The sensors can be connected to the input pins, and the microcontroller can read the sensor data through the I2C bus. 4. Digital I/O Expansion: It can be used to expand the number of digital I/O pins available on a microcontroller. This is useful when the microcontroller has limited I/O pins but needs to control or monitor multiple devices or inputs.Overall, the PCF8574ARGYRG4 chip offers a simple and efficient way to expand the I/O capabilities of a microcontroller, making it suitable for a wide range of applications requiring additional digital I/O or sensor interfaces.
PCF8574ARGYRG4 Relevant information